Finding the Third Proportional to 819,466 and 1,282,664
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Solution
The third proportional to 819,466 and 1,282,664 is: 2,007,681.75
Step by Step Solution
- Step 1: Write the proportion equation
819,466 : 1,282,664 = 1,282,664 : x - Step 2: Convert to fraction form
819,466/1,282,664 = 1,282,664/x - Step 3: Cross multiply
819,466x = 1,282,664 × 1,282,664 - Step 4: Simplify right side
819,466x = 1,645,226,936,896 - Step 5: Solve for x
x = 1,645,226,936,896/819,466 - Step 6: Final answer
x = 2,007,681.75
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.